Data.

This dataset was collected by Citizen Scientists at an official 'Survey Area' as part of the Litter Intelligence long-term litter monitoring programme. The data are freely and openly accessible to anyone. Download the raw data, share this survey, and learn more about the data collection methodology through the links at the bottom of the page.

Litter Survey

beach-icon Beach.

Porirua Harbour - Paremata Bridge

19 May 2024

Friends of Mana Island

Rosemary McCarthy

Overview

C

6

6.5

6.0

30m x 9m

Gravel/Pebble

Items per 1,000m2

2870

Products

775

2052

Type Count Weight (g)
Plastic 475 512
Resin pellets A N/A
Plastic bags 15 120
Fishing line 3 2
Straws 9 2
Bottles <= 2 L 4 67
Clothes pegs 2 4
Gloves 2 13
Food wrappers 78 35
Hangers & retail packaging 7 4
Unidentifiable soft plastic fragments 158 40
Safety & construction related 11 14
Parking tickets & receipts 6 1
Unidentifiable hard plastic fragments 85 90
Rope 24 23
Bottle seals & tabs 4 1
Bottle caps & lids 27 51
Gardening & farming related 1 1
Toys, sport, & recreation (Plastic) 12 30
Strapping bands & tape 7 2
Cosmetics and medical packaging 2 1
Cigarette lighters 2 4
Cigarettes, butts & filters 2 1
Bottle neck rings 4 1
Lollipop sticks 10 5
Glass & Ceramic 263 647
Glass or ceramic fragments 263 647
Metal 11 63
Fishing related 2 1
Foil wrappers 3 1
Construction material 3 12
Aluminium drink cans 3 49
Foamed Plastic 10 218
Foam buoys 2 1
Unidentifiable foamed plastic fragments 6 2
Other Foamed Plastic 2 215
Wood 5 474
Processed timber & pallet crates 5 474
Other 4 1
Sanitary items 3 N/A
Cotton buds 1 1
Paper & Cardboard 3 20
Unidentifiable paper and cardboard fragments 3 20
Rubber 2 95
Rubber footwear 1 94
Construction & Automotive 1 1
Fabric & Textiles 2 22
Rope, line or string (natural) 2 22

Materials

  • Would you like to analyse the data yourself?
  • Or share if you think this data would be interesting to others.
  • If you would like to learn how this data was collected. Our Methodology